If the four straight lines ax + by +p = 0,ax + by +q = 0,cx +dy + r = 0 |(p-q)(r-s)| and cx + dy +s = 0 form a parrelogram .Show that ites area is bc-ad

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter8: Areas Of Polygons And Circles
Section8.2: Perimeter And Area Of Polygons
Problem 55E: Each side of square RSTV has length 8. Point W lies on VR- and point Y lies on TS- in such a way to...
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If the four straight lines ax + by +p=0,ax + by +q =0,cx +dy +r =0
|(p-q)(r-s)|
and cx + dy + s = 0 form a parrelogram .Show that ites area is
bc-ad
Transcribed Image Text:If the four straight lines ax + by +p=0,ax + by +q =0,cx +dy +r =0 |(p-q)(r-s)| and cx + dy + s = 0 form a parrelogram .Show that ites area is bc-ad
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